diff --git a/osu.Game/Beatmaps/Drawables/DifficultyIcon.cs b/osu.Game/Beatmaps/Drawables/DifficultyIcon.cs index 81f517dd86..8014631eca 100644 --- a/osu.Game/Beatmaps/Drawables/DifficultyIcon.cs +++ b/osu.Game/Beatmaps/Drawables/DifficultyIcon.cs @@ -84,7 +84,7 @@ namespace osu.Game.Beatmaps.Drawables Origin = Anchor.Centre, RelativeSizeAxes = Axes.Both, // the null coalesce here is only present to make unit tests work (ruleset dlls aren't copied correctly for testing at the moment) - Icon = ruleset?.CreateInstance().CreateIcon() ?? new SpriteIcon { Icon = FontAwesome.Regular.QuestionCircle } + Icon = ruleset?.CreateInstance()?.CreateIcon() ?? new SpriteIcon { Icon = FontAwesome.Regular.QuestionCircle } } }; } diff --git a/osu.Game/Rulesets/RulesetInfo.cs b/osu.Game/Rulesets/RulesetInfo.cs index d9cff86265..c982ef7be1 100644 --- a/osu.Game/Rulesets/RulesetInfo.cs +++ b/osu.Game/Rulesets/RulesetInfo.cs @@ -3,6 +3,7 @@ using System; using System.Diagnostics.CodeAnalysis; +using JetBrains.Annotations; using Newtonsoft.Json; namespace osu.Game.Rulesets @@ -20,7 +21,13 @@ namespace osu.Game.Rulesets [JsonIgnore] public bool Available { get; set; } - public virtual Ruleset CreateInstance() => (Ruleset)Activator.CreateInstance(Type.GetType(InstantiationInfo), this); + [CanBeNull] + public virtual Ruleset CreateInstance() + { + if (!Available) return null; + + return (Ruleset)Activator.CreateInstance(Type.GetType(InstantiationInfo), this); + } public bool Equals(RulesetInfo other) => other != null && ID == other.ID && Available == other.Available && Name == other.Name && InstantiationInfo == other.InstantiationInfo;